2016 MERCEDES-BENZ GL Owners Manual

Display messages
Possible causes/consequences and P Solutions
Check Tires The tire pressur e in on e or mor e tires has dropped significantly.
The whee l position is displayed in th e multifunction display.
A warnin g tone also sounds.
G WARNIN G
Tir e pressures that are to o low pos e th e following hazards :R
they may burst, especially as th e load and vehicl e speed
increase . R
they may wear excessivel y and/o r unevenly, whic h may greatl y
impair tire traction .R
th e drivin g characteristics , as well as steerin g and braking, may
be greatl y impaired.
There is a ris k of an accident. X
Stop th e vehicl e without makin g any sudden steerin g or brakin g
maneuvers . Pay attention to th e traffic condition s as you do so.X
Secur e th e vehicl e against rollin g away ( Y
page 189).X
Chec k th e tires and , if necessary, follow th e instruction s fo r a
flat tire ( Y
page 387). X
Chec k th e tire pressur e ( Y
page 412).X
If necessary, correc t th e tire pressure.
Warnin g Tir e Mal ‐
function The tire pressur e in on e or mor e tires has dropped suddenly. The
whee l position is shown in th e multifunction display.
G WARNIN G
Drivin g wit h a flat tire poses a ris k of th e following hazards :R
a flat tire affects th e abilit y to steer or brak e th e vehicle.R
you could los e control of th e vehicle.R
continued drivin g wit h a flat tire will caus e excessive heat build-
up and possibl y a fire.
There is a ris k of an accident. X
Stop th e vehicl e without makin g any sudden steerin g or brakin g
maneuvers . Pay attention to th e traffic condition s as you do so.X
Secur e th e vehicl e against rollin g away ( Y
page 189).X
Chec k th e tires and , if necessary, follow th e instruction s fo r a
flat tire ( Y
page 387). Display messages 31 9
On-board computer and displays Z

Display messages
Possible causes/consequences and P Solutions
Tir e Press. Moni‐
tor Currently
Unavailable Becaus e there is interferenc e from a stron g source of radi o waves,
no signal s from th e tire pressur e sensor s are detected. The tire
pressur e monitor is temporarily malfunctioning. X
Drive on .
The tire pressur e monitor restarts automatically as soo n as th e
problem has been resolved.
Tir e Press. Sen ‐
sor(s) Missin g There is no signal from th e tire pressur e sensor of on e or several
wheels. The pressur e of th e affecte d tire is no t displayed in th e
multifunction display. X
Hav e th e fault y tire pressur e sensor replaced at a qualified spe -
cialist workshop .
Tir e Pressure Mon ‐
ito r Inoperative
No Wheel Sensor s The wheels mounted do no t hav e a suitable tire pressur e sensor .
The tire pressur e monitor is deactivated.X
Moun t wheels wit h suitable tire pressur e sensors.
The tire pressur e monitor is activated automatically after drivin g
fo r a few minutes.
Tir e Press. Moni‐
tor Inoperative The tire pressur e monitor is faulty.X
Visit a qualified specialist workshop .
Vehicle
Display messages
Possible causes/consequences and P Solutions
Shift to 'P' or
'N' to Start Engine You hav e attempte d to start th e engin e wit h th e transmissio n in
position R or D . X
Shift th e transmissio n to position P or N .
Apply brake to
deselect Par k (P)
position You hav e attempte d to mov e th e transmissio n selector lever to
position D , R or N without depressin g th e brak e pedal .X
Depress th e brak e pedal .
To shift out of P
or N, depres s
brake and start
engine Wit h th e engin e switched off, you hav e attempte d to shift th e
selector lever out of position P or N into another transmissio n
position . X
Depress th e brak e pedal .X
Start th e engine.320
Display messages
On-board computer and displays

Display messages
Possible causes/consequences and P Solutions
Ris k of vehicl e
rollin g Transmis‐
sio n not in P The driver's doo r is open/not completely closed and th e trans -
missio n is in position R , N or D .
A warnin g tone also sounds.
G WARNIN G
The vehicl e may rol l away.
There is a ris k of an accident. X
Shift th e transmissio n to position P .X
Secur e th e vehicl e against rollin g away ( Y
page 189).X
Clos e th e driver's doo r completely.
Onl y select Par k
(P) whe n vehicl e
is stationar y The vehicl e is moving. X
Stop th e vehicl e safely as soo n as possible, payin g attention to
roa d and traffic conditions. X
Shift th e transmissio n to position P .
Withou t changing
gear, consul t work‐
sho p You canno t chang e th e transmissio n position due to a malfunction .
A warnin g tone also sounds.
If transmissio n position D is selected:X
Drive to a qualified specialist workshop without shiftin g th e
transmissio n from position D .
If transmissio n position R , N or P is selected:X
Secur e th e vehicl e against rollin g away ( Y
page 189).X
Notify a qualified specialist workshop or breakdown service.
Auxiliary batter y
malfunction The auxiliar y battery fo r th e automati c transmissio n is no longer
bein g charged. X
Visit a qualified specialist workshop at th e next opportunity.X
Unti l then , set th e automati c transmissio n to position P before
you switch of f th e engine.X
Before leavin g th e vehicle, apply th e electric parkin g brake.X
Secur e th e vehicl e against rollin g away ( Y
page 189).
e The tailgat e is open .
G WARNIN G
Whe n th e engin e is running , exhaus t gase s can ente r th e vehicl e
interio r if th e tailgat e is open .
There is a ris k of poisoning. X
Clos e th e tailgate. Display messages 32 1
On-board computer and displays Z

Display messages
Possible causes/consequences and P Solutions
f The hoo d is open .
G WARNIN G
The open hoo d may bloc k your vie w when th e vehicl e is in motion .
There is a ris k of an accident. X
Pull ove r and stop th e vehicl e safely as soo n as possible, payin g
attention to roa d and traffic conditions.X
Secur e th e vehicl e against rollin g away ( Y
page 189).X
Clos e th e hood.
Q At leas t on e doo r is open .
A warnin g tone also sounds. X
Clos e all th e doors .
o 2nd sea t row , lef t
Not locked or 2nd
sea t row , right
Not locked The secon d row of seat s is no t engage d on th e left-han d or right -
han d side . X
Fold bac k th e secon d row of seat s until it engages.
o 3rd sea t row , lef t
Not locked or 3rd
sea t row , right
Not locked The third row of seat s is no t engage d on th e left-han d or right-hand
side . X
Fold bac k th e third row of seat s until it engages.

Display messages
Possible causes/consequences and P Solutions

Display messages
Possible causes/consequences and P Solutions

Safety
Seat belts Problem
Possible causes/consequences and P Solutions

Safety systems Problem
Possible causes/consequences and P Solutions
' (USA only)
The red brake system
warning lamp comes on
while the engine is run-
ning.
A warning tone also
sounds. G WARNING
The brake boosting effect is malfunctioning and the braking char-
acteristics may be affected.
There is a risk of an accident. X
Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions. Do not continue driving
under any circumstances. X
Secure the vehicle against rolling away ( Y
page 189).X
Consult a qualified specialist workshop. X
Observe the additional display messages in the multifunction
display.
There is not enough brake fluid in the brake fluid reservoir.
G WARNING
The braking effect may be impaired.
There is a risk of an accident. X
Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions. Do not continue driving
under any circumstances. X
Secure the vehicle against rolling away ( Y
page 189).X
Do not add brake fluid. Adding more will not remedy the mal-
function. X
Consult a qualified specialist workshop. X
Observe the additional display messages in the multifunction
display.326
Warning and indicator lamps in the instrument cluster
On-board computer and displays